83677012 has 12 divisors (see below), whose sum is σ = 146813940. Its totient is φ = 41730176.

The previous prime is 83677003. The next prime is 83677051. The reversal of 83677012 is 21077638.

It can be written as a sum of positive squares in 2 ways, for example, as 8785296 + 74891716 = 2964^2 + 8654^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25333 + ... + 28444.

It is an arithmetic number, because the mean of its divisors is an integer number (12234495).

Almost surely, 2^83677012 is an apocalyptic number.

It is an amenable number.

83677012 is a deficient number, since it is larger than the sum of its proper divisors (63136928).

83677012 is a wasteful number, since it uses less digits than its factorization.

83677012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54170 (or 54168 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 83677012 is about 9147.5139792186. The cubic root of 83677012 is about 437.3898707291.

The spelling of 83677012 in words is "eighty-three million, six hundred seventy-seven thousand, twelve".